260005742 has 16 divisors (see below), whose sum is σ = 404283264. Its totient is φ = 125280000.

The previous prime is 260005727. The next prime is 260005751. The reversal of 260005742 is 247500062.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6242 + ... + 23642.

It is an arithmetic number, because the mean of its divisors is an integer number (25267704).

Almost surely, 2^260005742 is an apocalyptic number.

260005742 is a deficient number, since it is larger than the sum of its proper divisors (144277522).

260005742 is a wasteful number, since it uses less digits than its factorization.

260005742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17675.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 260005742 is about 16124.6935474756. The cubic root of 260005742 is about 638.2551283565.

The spelling of 260005742 in words is "two hundred sixty million, five thousand, seven hundred forty-two".